MATEMATIKA X
Authored by Alfia Novita
Mathematics
10th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nilai dari 33 = . . .
18
9
36
27
Answer explanation
Nilai dari 33 dihitung sebagai 3 x 3 x 3, yang sama dengan 27. Jadi, jawaban yang benar adalah 27.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nilai dari 42 = . . . .
8
16
12
20
Answer explanation
42 berarti 4 dikalikan dengan 4, yang hasilnya adalah 16. Jadi, nilai dari 42 adalah 16, yang merupakan pilihan yang benar.
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
52+32-24 =
18
20
10
15
Answer explanation
Calculate: 5^2 = 25, 3^2 = 9, 2^4 = 16. Then, 25 + 9 - 16 = 18. Thus, the correct answer is 18.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
a3. a4.a2 = . . .
a^5
a^9
a^6
a^7
Answer explanation
To simplify a^3 . a^4 . a^2, add the exponents: 3 + 4 + 2 = 9. Therefore, a^3 . a^4 . a^2 = a^9, which is the correct answer.
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
p7: p3= ...
p^5 : p^2
p^6 : p^1
p^3 : p^3
p^4 : 1
Answer explanation
To simplify p^7 : p^3, subtract the exponents: 7 - 3 = 4. This gives p^4. For the right side, p^3 divided by p^3 equals 1. Thus, the ratio is p^4 : 1, which is the correct answer.
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
√144 +√25 -√9 = . . .
14
16
12
10
Answer explanation
Calculate each square root: √144 = 12, √25 = 5, and √9 = 3. Then, combine them: 12 + 5 - 3 = 14. Thus, the correct answer is 14.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
7√5 + 2√5 - 4√5 = . . .
3√5
6√5
8√5
5√5
Answer explanation
Combine like terms: 7√5 + 2√5 - 4√5 = (7 + 2 - 4)√5 = 5√5. Thus, the correct answer is 5√5.
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